Specific code 2009 ICD-9-CM Diagnosis Code 522.1
Necrosis of the pulp
  • Short description: NECROSIS OF TOOTH PULP.
  • ICD-9-CM 522.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 522.1 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2009 version of ICD-9-CM 522.1.
  • More recent version(s) of ICD-9-CM 522.1: 2010 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 522.1 converts directly to:
  • 2015/16 ICD-10-CM K04.1 Necrosis of pulp
Approximate Synonyms
  • Necrosis of pulp
Applies To
  • Pulp gangrene
ICD-9-CM Volume 2 Index entries containing back-references to 522.1:
  • Gangrene, gangrenous (anemia) (artery) (cellulitis) (dermatitis) (dry) (infective) (moist) (pemphigus) (septic) (skin) (stasis) (ulcer) 785.4
    • pulp, tooth 522.1
    • tooth (pulp) 522.1
  • Necrosis, necrotic
    • pulp (dental) 522.1
  • Putrescent pulp (dental) 522.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 522.1 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.